#include"my_stdio.h"
#include<stdio.h>
#include<string.h>
#include<unistd.h>

int main()
{
    mFILE* fp = mfopen("./log.txt","a");
    if(fp == NULL)
    {
        return 1;
    }
    int cnt = 10;
    while(cnt)
    {
        char buffer[64];
        snprintf(buffer,sizeof(buffer),"hello message:number is:%d\n",cnt);
        cnt--;

        mfwrite(buffer,strlen(buffer),fp);

        sleep(1);
    }
    mfclose(fp);
}
